Essay Database

I. Introduction and Background According to the text a structure chart is a hierarchical diagram that shows how an information system is organized. In other words a structure chart is something that shows how an information system is organized. In the early days of computers (the 1940's and 1950's) computer programs had to be small because of the restrictions of the computers they were written for. Later the computers grew bigger and had more power, …

…and are defined by their function. The other related techniques are used together with structure charts to help the designer to better understand the system. Finally cohesion is the extent to which all instructions in a module relate to a single function. There are seven types of cohesion, but the most effective technique is functional cohesion. Structure charts are used by businesses and people alike everyday in order to organize information and data. ------------------------------------------------------------------------ **Bibliography**